EarthSun-blocking dust from asteroid impact drove the dinosaur extinction The Chicxulub impact 66 million years ago filled the sky with fine silicate dust, which blocked out sunlight and lingered for 15 years 51¶¯Âþ
SpaceAbsolutely enormous asteroid belt discovered around a nearby star Astronomers used the James Webb Space Telescope to spot strange asteroid belts around the nearby star Fomalhaut, along with evidence for at least three planets 51¶¯Âþ